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NABCEP PVIP Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: PV System Operation and Maintenance | - Preventive Maintenance - System Monitoring - Emergency Procedures |
| Topic 2: PV System and Electrical Fundamentals | - PV System Components - Electrical Concepts - PV Module Characteristics |
| Topic 3: PV System Design | - Site Assessment - Electrical Design - Array Layout - System Sizing |
| Topic 4: PV System Installation | - Labeling - Electrical Integration - Mechanical Integration - Grounding |
| Topic 5: Codes and Standards | - Local Regulations - National Electrical Code (NEC) - Safety Standards (OSHA) |
| Topic 6: PV System Commissioning and Inspection | - Testing Procedures - Troubleshooting - System Verification |
NABCEP PV Installation Professional (PVIP) Board Certification Sample Questions:
An installer is sizing conductors for a 200-foot PV source circuit with a current of 8A at 400V DC. The design specifies a 1.5% voltage drop using copper wire at 30°C. What is the minimum wire size required?
- A. 8 AWG
- B. 12 AWG
- C. 10 AWG
- D. 6 AWG
Correct Answer: C 🗳️
A module's STC power is 300W, with a temperature coefficient of -0.40%/°C. At 65°C, what is the power loss percentage?
- A. 16%
- B. 14%
- C. 12%
- D. 18%
Correct Answer: A 🗳️
A grid-tied PV system uses a transformerless inverter with a maximum DC input of 1000V. The array consists of 20 modules, each with a Voc of 45V. What is the NEC 690.7 correction factor for a low temperature of -15° C if the temperature coefficient is -0.30%/°C?
- A. 1.18
- B. 1.21
- C. 1.12
- D. 1.15
Correct Answer: A 🗳️
A system's performance ratio (PR) is calculated as 0.85. If the array capacity is 10 kW and PSH is 5, what is the daily AC output?
- A. 45 kWh
- B. 40 kWh
- C. 50 kWh
- D. 42.5 kWh
Correct Answer: D 🗳️
A PV array is installed near a pool. What is the minimum distance required from the water's edge per NEC
690.31?
- A. 5 feet
- B. 15 feet
- C. 20 feet
- D. 10 feet
Correct Answer: D 🗳️
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